Roger Ebert dies: Celebrities react on Twitter

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"Michelle and I are saddened to hear about the passing of Roger Ebert. For a generation of Americans - and especially Chicagoans - Roger was the movies. When he didn't like a film, he was honest; when he did, he was effusive - capturing the unique power of the movies to take us somewhere...

"Michelle and I are saddened to hear about the passing of Roger Ebert. For a generation of Americans - and especially Chicagoans - Roger was the movies. When he didn't like a film, he was honest; when he did, he was effusive - capturing the unique power of the movies to take us somewhere... (Getty Images)

"We became friends before we became television partners ... The guy you saw on TV, telling all those great stories, and having such great passion for movies and being so passionate about so many things, first and foremost his family ... That was the real Roger Ebert. What you saw is what you...

"We became friends before we became television partners ... The guy you saw on TV, telling all those great stories, and having such great passion for movies and being so passionate about so many things, first and foremost his family ... That was the real Roger Ebert. What you saw is what you... (Getty Images)